imx: nitrogen6x: Enable filesystem generic commands

Signed-off-by: Robert Winkler <robert.winkler@boundarydevices.com>
diff --git a/include/configs/nitrogen6x.h b/include/configs/nitrogen6x.h
index 01c3f13..74df66c 100644
--- a/include/configs/nitrogen6x.h
+++ b/include/configs/nitrogen6x.h
@@ -287,5 +287,6 @@
 
 #define CONFIG_CMD_BOOTZ
 #define CONFIG_SUPPORT_RAW_INITRD
+#define CONFIG_CMD_FS_GENERIC
 
 #endif	       /* __CONFIG_H */